How To Know If You Need New Tires. Keep reading to find some of the most common signs that your tires are past their prime and need to be replaced. Especially on wet roads in the spring.

If that doesn't stop the vibration, the tire is most likely damaged and needs a full replacement. You can check the tread depth yourself by using the penny test. Most tires have a maximum service life of 10 years, but you should replace your car tires every 6 years by safety standards.